package com.zentrale1.noodlemail;

import java.util.HashMap;

/*
 * The MIT License
 * 
 * Copyright (c) 2010 Andreas Fleig
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 *
 */


/**
 * Keeps a map of Message-Id -> Mail for use in message threads
 * @author afleig
 *
 */
public class MailIndex 
{
	private static MailIndex INSTANCE;
	private HashMap<String, Mail> index;
	
	private MailIndex()
	{
		index = new HashMap<String, Mail>();
	}
	
	public static MailIndex getInstance()
	{
		if (INSTANCE == null)
			INSTANCE = new MailIndex();
	
		return INSTANCE;
	}
	
	public void put(String messageId, Mail mail)
	{
		index.put(messageId, mail);
	}
	
	public Mail get(String messageid)
	{
		return index.get(messageid);
	}
	
	public boolean isInIndex(String messageId)
	{
		if (index.containsKey(messageId))
			return true;
		return false;
	}

}
